Male and female managed care clients randomized to day hospital (n=154) or community residential treatment (n=139) were compared on substance use outcomes at 6 and 12 months. To address possible bias in naturalistic studies, outcomes were also examined for clients who self-selected day hospital (n=321) and for clients excluded from randomization…

Psychiatric comorbidity likely contributes to driving under the influence (DUI) of alcohol among repeat offenders. This study presents one of the first descriptions of the prevalence and comorbidity of psychiatric disorders among repeat DUI offenders in treatment. Participants included all consenting eligible admissions (N=729) to a 2-week…

To examine differences in substance use and psychosocial outcomes under experimental and nonexperimental designs, compared alcoholic patients randomly assigned to day hospital or inpatient rehabilitation with patients who self-selected these treatment settings. Self-selecting patients experienced outcomes no better than those who were randomly…